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Faster chunkedStream_getByte()

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This commit is contained in:
fkaelberer 2014-06-25 20:11:49 +02:00
parent 2e98f9095e
commit 9a41659ae7
1 changed files with 9 additions and 2 deletions
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11
src/core/chunked_stream.js
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@ -155,8 +155,15 @@ var ChunkedStream = (function ChunkedStreamClosure() {
if (pos >= this.end) { if (pos >= this.end) {
return -1; return -1;
} }
this.ensureByte(pos); var byte = this.bytes[pos];
return this.bytes[this.pos++]; if (byte === 0) {
// |byte| might be zero, because the corresponding chunk has not been
// loaded yet. In this case, this.ensureByte(pos) will throw an
// exception and nothing is returned.
this.ensureByte(pos);
}
this.pos++;
return byte;
}, },
getUint16: function ChunkedStream_getUint16() { getUint16: function ChunkedStream_getUint16() {